2777885810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{285497}}^1$

素因数の和:285650

約数の個数: 32

約数和(自身を含む): 5755639680

約数和(自身を除く): 2977753870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 285497, 570994, 1427485, 1998479, 2854970, 3996958, 9992395, 19984790, 39684083, 79368166, 198420415, 277788581, 396840830, 555577162, 1388942905, 2777885810]

約数ペア:

[(1, 2777885810), (2, 1388942905), (5, 555577162), (7, 396840830), (10, 277788581), (14, 198420415), (35, 79368166), (70, 39684083), (139, 19984790), (278, 9992395), (695, 3996958), (973, 2854970), (1390, 1998479), (1946, 1427485), (4865, 570994), (9730, 285497)]